Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Danbury Dam | Zero6 Energy Hydro | Danbury, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Dec 1920 | Dec 2025 | Water |
| Clam River Dam | Zero6 Energy Hydro | Danbury, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Mar 1942 | Dec 2025 | Water |
| Arpin Dam | Zero6 Energy Hydro | Radisson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 1971 | Aug 2025 | Water |
| Flambeau Lower Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Dec 1922 | Dec 2025 | Water |
| LAC Courte Oreilles Hydroelect | Zero6 Energy Hydro | Winter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.2 GWh | Nov 1986 | Dec 2025 | Water |
| Flambeau Crowley Rapids Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Dec 1929 | Dec 2025 | Water |
| Island Street Peaking Plant | WPPI Energy | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | May 2004 | Dec 2025 | Natural Gas |
| Timberline Trail Gas Recovery | WM Renewable Energy LLC | Weyerhaeser, WI | Midcontinent Independent System Operator, Inc. (MISO) | 19.1 GWh | Jan 2006 | Dec 2025 | Landfill Gas |
| Deertrack Park Gas Recovery | WM Renewable Energy LLC | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 32.5 GWh | Jan 2006 | Dec 2025 | Landfill Gas |
| Berlin Landfill Gas | WM Renewable Energy LLC | Berlin, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.6 GWh | Jul 2001 | Dec 2025 | Landfill Gas |
| Ridgeview | WM Renewable Energy LLC | Whitelaw, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.3 GWh | Aug 2002 | Dec 2025 | Landfill Gas |
| Omega Hills Gas Recovery | WM Renewable Energy LLC | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 77.8 GWh | Nov 1985 | May 2026 | Landfill Gas |
| Metro Gas Recovery | WM Renewable Energy LLC | Franklin, WI | Midcontinent Independent System Operator, Inc. (MISO) | 41.2 GWh | Nov 1985 | Dec 2025 | Landfill Gas |
| Pheasant Run Landfill Gas Recovery | WM Renewable Energy LLC | Bristol, WI | Midcontinent Independent System Operator, Inc. (MISO) | 47.2 GWh | Jan 1992 | Dec 2025 | Landfill Gas |
| Petenwell | Wisconsin River Power Company | Necedah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 97.2 GWh | Jul 1949 | Dec 2025 | Water |
| Castle Rock | Wisconsin River Power Company | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 83.3 GWh | Jul 1950 | Dec 2025 | Water |
| Hat Rapids | Wisconsin Public Service Corp | Rhinelander, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | May 1923 | Dec 2025 | Water |
| Red Barn Energy | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 256.7 GWh | Mar 2023 | May 2026 | Wind |
| Weston | Wisconsin Public Service Corp | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | Nov 1954 | May 2026 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| Alexander | Wisconsin Public Service Corp | Merrill, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.9 GWh | Dec 1924 | Dec 2025 | Water |
| Caldron Falls | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.9 GWh | Oct 1924 | Dec 2025 | Water |
| Grandfather Falls | Wisconsin Public Service Corp | Irma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 79.1 GWh | Nov 1938 | Dec 2025 | Water |
| Weston RICE | Wisconsin Public Service Corp | Kronenwetter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 144.5 GWh | Jun 2023 | Dec 2025 | Natural Gas |
| High Falls (WI) | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.6 GWh | Jul 1910 | Dec 2025 | Water |
| Johnson Falls | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | Jun 1923 | Dec 2025 | Water |
| Merrill | Wisconsin Public Service Corp | Merrill, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Feb 1917 | Dec 2025 | Water |
| Potato Rapids | Wisconsin Public Service Corp | Town of Porterfield, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Apr 1921 | Dec 2025 | Water |
| Pulliam | Wisconsin Public Service Corp | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 103.2 GWh | Aug 1949 | May 2026 | Natural Gas |
| Sandstone Rapids | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.7 GWh | Dec 1924 | Dec 2025 | Water |
| Tomahawk | Wisconsin Public Service Corp | Tomahawk, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | Dec 1937 | Dec 2025 | Water |
| West Marinette | Wisconsin Public Service Corp | Peshtigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 90.3 GWh | May 1971 | Dec 2025 | Natural Gas |
| Wausau | Wisconsin Public Service Corp | Wausau, WI | Midcontinent Independent System Operator, Inc. (MISO) | 24.5 GWh | Feb 1921 | Dec 2025 | Water |
| Badger Hollow I | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 200.7 GWh | Oct 2021 | May 2026 | Solar |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 185.0 GWh | Oct 2020 | May 2026 | Solar |
| Antigo-Forrest Street Solar Project | Wisconsin Public Service Corp | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Oct 2024 | Dec 2025 | Solar |
| De Pere Energy Center | Wisconsin Public Service Corp | De Pere, WI | Midcontinent Independent System Operator, Inc. (MISO) | 180.2 GWh | May 1999 | Dec 2025 | Natural Gas : 59.9% Distillate Fuel Oil : 40.1% |
| Hodag Solar | Wisconsin Public Service Corp | Rhinelander, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.2 GWh | Dec 2021 | Dec 2025 | Solar |
| Fox Energy Center | Wisconsin Public Service Corp | Wrightstown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | May 2005 | May 2026 | Natural Gas |
| Forward Wind Energy Center | Wisconsin Public Service Corp | Brownsville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 124.9 GWh | Jun 2008 | May 2026 | Wind |
| North Rock | Wisconsin Power & Light Co | Edgerton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 92.6 GWh | Sep 2022 | May 2026 | Solar |
| Bear Creek (WI) | Wisconsin Power & Light Co | Lone Rock, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.4 GWh | Aug 2022 | May 2026 | Solar |
| Onion River | Wisconsin Power & Light Co | Sheboygan Cedar Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 259.6 GWh | Nov 2023 | May 2026 | Solar |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 272.9 GWh | Nov 2022 | May 2026 | Solar |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 206.2 GWh | Nov 2023 | May 2026 | Solar |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 375.2 GWh | Apr 2024 | May 2026 | Solar |
| Beaver Dam Solar | Wisconsin Power & Light Co | Dodge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 101.4 GWh | Nov 2023 | May 2026 | Solar |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 189.7 GWh | Nov 2023 | May 2026 | Solar |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 134.6 GWh | Oct 2023 | May 2026 | Solar |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 129.7 GWh | Nov 2023 | May 2026 | Solar |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.7 GWh | Nov 2023 | May 2026 | Solar |
| Albany Solar (WI) | Wisconsin Power & Light Co | Broadhead, WI | Midcontinent Independent System Operator, Inc. (MISO) | 99.3 GWh | Nov 2023 | May 2026 | Solar |
| Kohler Solar | Wisconsin Power & Light Co | Kohler, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | May 2022 | Dec 2025 | Solar |
| Prairie Du Sac | Wisconsin Power & Light Co | Prairie du Sac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 152.9 GWh | Sep 1915 | Dec 2025 | Water |
| Kilbourn | Wisconsin Power & Light Co | Wisconsin Dells, WI | Midcontinent Independent System Operator, Inc. (MISO) | 49.2 GWh | Jun 1926 | Dec 2025 | Water |
| Edgewater | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Jun 1951 | May 2026 | Subbituminous Coal : 99.8% |
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 20.3 GWh | Apr 1993 | Dec 2025 | Natural Gas : 99.8% |
| Cedar Ridge | Wisconsin Power & Light Co | Eden, WI | Midcontinent Independent System Operator, Inc. (MISO) | 184.8 GWh | Nov 2008 | Dec 2025 | Wind |
| Sheboygan Falls | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 452.5 GWh | May 2005 | Dec 2025 | Natural Gas |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Apr 2020 | May 2026 | Natural Gas : 99.9% |
| Nortera Customer Hosted Solar | Wisconsin Power & Light Co | Fairwater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 307.0 MWh | Jul 2025 | Dec 2025 | Solar |
| UW Kegonsa Customer Hosted Solar | Wisconsin Power & Light Co | Stoughton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Apr 2025 | Dec 2025 | Solar |
| Rock County Customer Hosted Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Janesville Community Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Columbia (WI) | Wisconsin Power & Light Co | Pardeville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 TWh | Apr 1975 | May 2026 | Subbituminous Coal : 99.9% |
| Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 TWh | May 2004 | May 2026 | Natural Gas |
| Alliant Energy Neenah | Wisconsin Power & Light Co | Neenah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 482.7 GWh | Apr 2000 | Dec 2025 | Natural Gas |
| Glacier Hills | Wisconsin Electric Power Co | Cambria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 336.4 GWh | Nov 2011 | May 2026 | Wind |
| Pine | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.1 GWh | May 1922 | Dec 2025 | Water |
| Blue Sky Green Field Wind Project | Wisconsin Electric Power Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 319.7 GWh | Apr 2008 | May 2026 | Wind |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.5 TWh | Jan 2010 | May 2026 | Subbituminous Coal : 86.7% Bituminous Coal : 10.5% Natural Gas : 2.8% |
| Montfort Wind Energy Center | Wisconsin Electric Power Co | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 51.3 GWh | May 2002 | May 2026 | Wind |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 441.5 GWh | Aug 1997 | May 2026 | Natural Gas |
| Adams Road Solar | Wisconsin Electric Power Co | Franksville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Lannon Stone | Wisconsin Electric Power Co | Pewaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Nov 2021 | Dec 2025 | Solar |
| La Grange Solar Partners, LLC | Wisconsin Electric Power Co | Elkhorn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 405.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Antigo Solar Partners, LLC | Wisconsin Electric Power Co | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Oct 2025 | Dec 2025 | Solar |
| Rock LakeSolar WI, LLC | Wisconsin Electric Power Co | Waterloo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 318.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Spring Brook Solar WI, LLC | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 630.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Spring Prairie Solar WI, LLC | Wisconsin Electric Power Co | Burlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Silver Lake Solar WI, LLC | Wisconsin Electric Power Co | Salem, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2023 | Dec 2025 | Solar |
| Raymond Solar WI, LLC | Wisconsin Electric Power Co | Franksville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Jan 2025 | Dec 2025 | Solar |
| LaFayette Solar WI, LLC | Wisconsin Electric Power Co | Elkhorn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.2 GWh | Nov 2024 | Dec 2025 | Solar |
| Jackson Solar WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Hackbarth Solar WI, LLC | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Caledonia Solar WI, LLC | Wisconsin Electric Power Co | Caledonia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Mar 2025 | Dec 2025 | Solar |
| Bonduel Solar WI, LLC | Wisconsin Electric Power Co | Bonduel, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 GWh | Nov 2023 | Dec 2025 | Solar |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Rothschild Biomass Cogen Facility | Wisconsin Electric Power Co | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 165.6 GWh | Oct 2013 | Dec 2025 | Wood/Wood Waste Solids : 94.7% Natural Gas : 5.3% |
| UW Parkside | Wisconsin Electric Power Co | Kenosha, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Oct 2020 | Dec 2025 | Solar |
| Washington County | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Dec 2019 | Dec 2025 | Solar |
| Regal Ware | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Mar 2021 | May 2025 | Solar |
| Jones Dairy | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jun 2021 | Dec 2025 | Solar |
| CREE | Wisconsin Electric Power Co | Racine, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2021 | Dec 2025 | Solar |
| ATI | Wisconsin Electric Power Co | Cudahy, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Oct 2020 | Dec 2025 | Solar |
| City of Milwaukee Landfill | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Jan 2021 | Dec 2025 | Solar |
| Harley-Davison Powertrain Operations | Wisconsin Electric Power Co | Menomonee Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Sep 2020 | Dec 2025 | Solar |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 296.3 GWh | Nov 2024 | May 2026 | Solar |
| Darien Solar | Wisconsin Electric Power Co | Darien, WI | Midcontinent Independent System Operator, Inc. (MISO) | 366.3 GWh | Feb 2025 | May 2026 | Solar |
| Badger Hollow II | Wisconsin Electric Power Co | Cobb, WI | Midcontinent Independent System Operator, Inc. (MISO) | 212.9 GWh | Nov 2023 | May 2026 | Solar |
| Twin Falls (WI) | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | Jun 2016 | Dec 2025 | Water |